| Galveston to Superior (Colorado) | 939.92 mi (1,512.66 km) |
| Galveston to Superior (Wisconsin) | 1,214.84 mi (1,955.10 km) |
| Galveston to Surprise (Arizona) | 1,077.67 mi (1,734.35 km) |
| Galveston to Susanville (California) | 1,641.77 mi (2,642.17 km) |
| Galveston to Sussex (Wisconsin) | 1,028.10 mi (1,654.56 km) |
| Galveston to Suwanee (Georgia) | 717.27 mi (1,154.33 km) |
| Galveston to Swansea (Illinois) | 701.30 mi (1,128.63 km) |
| Galveston to Sweetwater (Florida) | 920.50 mi (1,481.40 km) |
| Galveston to Sweetwater (Texas) | 395.67 mi (636.77 km) |
| Galveston to Sycamore (Illinois) | 946.59 mi (1,523.38 km) |
| Galveston to Sylacauga (Alabama) | 577.48 mi (929.36 km) |
| Galveston to Sylvania (Ohio) | 1,064.33 mi (1,712.88 km) |
| Galveston to Syosset (New York) | 1,444.00 mi (2,323.89 km) |
| Galveston to Syracuse (New York) | 1,408.93 mi (2,267.45 km) |
| Galveston to Syracuse (Utah) | 1,264.78 mi (2,035.47 km) |
